157416971887

素因数分解:

$7^4\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{15749}}^1$

素因数の和:15981

約数の個数: 40

約数和(自身を含む): 192697596000

約数和(自身を除く): 35280624113

約数列:

[1, 7, 23, 49, 161, 181, 343, 1127, 1267, 2401, 4163, 7889, 8869, 15749, 29141, 55223, 62083, 110243, 203987, 362227, 434581, 771701, 1427909, 2535589, 2850569, 5401907, 9995363, 17749123, 19953983, 37813349, 65563087, 124243861, 139677881, 458941609, 869707027, 977745167, 3212591263, 6844216169, 22488138841, 157416971887]

約数ペア:

[(1, 157416971887), (7, 22488138841), (23, 6844216169), (49, 3212591263), (161, 977745167), (181, 869707027), (343, 458941609), (1127, 139677881), (1267, 124243861), (2401, 65563087), (4163, 37813349), (7889, 19953983), (8869, 17749123), (15749, 9995363), (29141, 5401907), (55223, 2850569), (62083, 2535589), (110243, 1427909), (203987, 771701), (362227, 434581)]